(x-.20x)-80=.20(80)

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Solution for (x-.20x)-80=.20(80) equation:


Simplifying
(x + -0.20x) + -80 = 0.20(80)

Combine like terms: x + -0.20x = 0.8x
(0.8x) + -80 = 0.20(80)
(0.8x) + -80 = 0.20(80)

Reorder the terms:
-80 + (0.8x) = 0.20(80)

Multiply 0.20 * 80
-80 + (0.8x) = 16

Solving
-80 + (0.8x) = 16

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '80' to each side of the equation.
-80 + 80 + (0.8x) = 16 + 80

Combine like terms: -80 + 80 = 0
0 + (0.8x) = 16 + 80
(0.8x) = 16 + 80

Combine like terms: 16 + 80 = 96
(0.8x) = 96

Divide each side by '0.8'.
x = 120

Simplifying
x = 120

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